dart-sdk/tests/language/constructor/default_factory_library_test.dart
Robert Nystrom ed571882d2 Migrate language_2/constructor to NNBD.
Change-Id: I2f638cbf6b0fc6e91b3666143a34eb12a66c6fea
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/141780
Auto-Submit: Bob Nystrom <rnystrom@google.com>
Reviewed-by: Leaf Petersen <leafp@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
2020-04-04 00:14:32 +00:00

35 lines
775 B
Dart

// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// Dart test program for testing factories defined across libraries
library test;
import "package:expect/expect.dart";
import "default_factory_library.dart" as lib;
class B implements lib.A, C {
int methodA() {
return 1;
}
int methodB() {
return 2;
}
}
abstract class C implements lib.A {
// Referenced from an abstract class in another library
factory C.A() {
return new B();
}
}
main() {
dynamic val = new lib.A();
Expect.equals(true, (val is B));
Expect.equals(1, val.methodA());
Expect.equals(2, val.methodB());
}